var scrolltotop={
	setting:{
		startline:100, 
		scrollto:0, 
		scrollduration:400, 
		fadeduration:[500,100]
	},
	controlHTML:'<img src="images/icontop.gif" style="border:0;" >', 
	controlattrs:{offsetx:10,offsety:280},
	anchorkeyword:"#top",
	state:{
		isvisible:false,
		shouldvisible:false
	},scrollup:function(){
		if(!this.cssfixedsupport){
			this.$control.css({opacity:0});
		}
		var dest=isNaN(this.setting.scrollto)?this.setting.scrollto:parseInt(this.setting.scrollto);
		if(typeof dest=="string"&&jQuery("#"+dest).length==1){
			dest=jQuery("#"+dest).offset().top;
		}else{
			dest=0;
		}
		this.$body.animate({scrollTop:dest},this.setting.scrollduration);
	},keepfixed:function(){
		var $window=jQuery(window);
		var controlx=$window.scrollLeft()+$window.width()-this.$control.width()-this.controlattrs.offsetx;
		var controly=$window.scrollTop()+$window.height()-this.$control.height()-this.controlattrs.offsety;
		this.$control.css({left:controlx+"px",top:controly+"px"});
	},togglecontrol:function(){
		var scrolltop=jQuery(window).scrollTop();
		if(!this.cssfixedsupport){
			this.keepfixed();
		}
		this.state.shouldvisible=(scrolltop>=this.setting.startline)?true:false;
		if(this.state.shouldvisible&&!this.state.isvisible){
			this.$control.stop().animate({opacity:1},this.setting.fadeduration[0]);
			this.state.isvisible=true;
		}else{
			if(this.state.shouldvisible==false&&this.state.isvisible){
				this.$control.stop().animate({opacity:0},this.setting.fadeduration[1]);
				this.state.isvisible=false;
			}
		}
	},init:function(){
		jQuery(document).ready(function($){
			var mainobj=scrolltotop;
			var iebrws=document.all;
			mainobj.cssfixedsupport=!iebrws||iebrws&&document.compatMode=="CSS1Compat"&&window.XMLHttpRequest;
			mainobj.$body=(window.opera)?(document.compatMode=="CSS1Compat"?$("html"):$("body")):$("html,body");
			mainobj.$control=$('<div id="topcontrol">'+mainobj.controlHTML+"</div>").css({position:mainobj.cssfixedsupport?"fixed":"absolute",bottom:mainobj.controlattrs.offsety,right:mainobj.controlattrs.offsetx,opacity:0,cursor:"pointer"}).attr({title:"杩斿洖椤堕儴"}).click(function(){mainobj.scrollup();return false;}).appendTo("body");if(document.all&&!window.XMLHttpRequest&&mainobj.$control.text()!=""){mainobj.$control.css({width:mainobj.$control.width()});}mainobj.togglecontrol();
			$('a[href="'+mainobj.anchorkeyword+'"]').click(function(){mainobj.scrollup();return false;});
			$(window).bind("scroll resize",function(e){mainobj.togglecontrol();});
		});
	}
};
scrolltotop.init();

$(document).ready(function(){
	$(".inputsearch").focus(function(){
           $(".btnsearch").addClass("btnsearch2");
			$(".tsearchbox").addClass("tsearchbox2");
        
	})
	$(".inputsearch").blur(function(){
		$(".btnsearch").removeClass("btnsearch2");
		$(".tsearchbox").removeClass("tsearchbox2");
	})
	
	$(".textarea").focus(function(){
           $(".textarea").addClass("textarea2");
        
	})
	$(".textarea").blur(function(){
		$(".textarea").removeClass("textarea2");
	})
	
	var elm = $('.topbar'); 
	var startPos = $(elm).offset().top; 
	$.event.add(window, "scroll", function () { 
	var p = $(window).scrollTop(); 
	$(elm).css('position', ((p) > startPos) ? 'fixed' : 'static'); 
	$(elm).css('top', ((p) > startPos) ? '0px' : ''); 
	}); 





 
 $(".mod_discuss .discmain .taolun").bind("click", function(){
        if($(this).parent().parent().parent(".discmain").find('.tbox').is(':hidden')){ 
       $(this).parent().parent().parent(".discmain").find('.tbox').show();
	   $(this).find("span"). removeClass("d"); 
       }else{
         $(this).parent().parent().parent(".discmain").find('.tbox').hide();
		  $(this).find("span"). addClass("d"); 
       }  
   })  


	$(".disclist li").mousemove(function(){
           $(this).find(".tmenu").show();
	})
	$(".disclist li").mouseleave(function(){
		$(this).find('.tmenu').stop().hide();
	})
		})		

		

	
	
	